feat: init core module

core/src/test/java/App.java

@@ -0,0 +1,43 @@
+import com.databasir.core.doc.factory.DatabaseDocConfig;
+import com.databasir.core.doc.factory.extension.mysql.MysqlTableTriggerDocFactory;
+import com.databasir.core.doc.factory.jdbc.JdbcDatabaseDocFactory;
+import com.databasir.core.doc.model.DatabaseDoc;
+import com.databasir.core.doc.render.Render;
+import com.databasir.core.doc.render.RenderConfig;
+
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.sql.DriverManager;
+import java.sql.SQLException;
+import java.util.Properties;
+
+public class App {
+    public static void main(String[] args) throws SQLException, ClassNotFoundException {
+        // get database connection
+        Class.forName("com.mysql.cj.jdbc.Driver");
+        Properties info = new Properties();
+        info.put("user", "root");
+        info.put("password", "123456");
+        // this config is used by mysql
+        info.put("useInformationSchema", "true");
+        String url = "jdbc:mysql://localhost:3306/patient?useUnicode=true&characterEncoding=UTF-8&useSSL=false&allowPublicKeyRetrieval=true";
+        var connection = DriverManager.getConnection(url, info);
+
+        // generate doc model
+        var config = DatabaseDocConfig.builder()
+                .databaseName("user")
+                .connection(connection)
+                .tableTriggerDocFactory(new MysqlTableTriggerDocFactory())
+                .build();
+        DatabaseDoc doc = JdbcDatabaseDocFactory.of().create(config).orElseThrow();
+
+        // render as markdown
+        try (FileOutputStream out = new FileOutputStream("user.md")) {
+            RenderConfig renderConfig = new RenderConfig();
+            renderConfig.setRenderTriggers(true);
+            Render.markdownRender(renderConfig).rendering(doc, out);
+        } catch (IOException e) {
+            throw new IllegalStateException(e);
+        }
+    }
+}